AP Bio U1L3 Statistical Tools

Open Ended

What is the mode of the following date set?

Open Ended

What is the median of the following date set?

Open Ended

What is the range of the following date set?

Open Ended

A groundskeeper in charge of a sports field wanted to try a new fertilizer. He used the fertilizer on one half of the field and placed no fertilizer on the other half of the field. After five weeks, the groundskeeper measured the height of the grass in both halves of the field. He measured five samples from both the fertilized and the unfertilized halves of the field. View the table to see the results of the fertilizer experiment. ***What are the independent and dependent variables?

Multiple Choice

A groundskeeper in charge of a sports field wanted to try a new fertilizer. He used the fertilizer on one half of the field and placed no fertilizer on the other half of the field. After five weeks, the groundskeeper measured the height of the grass in both halves of the field. He measured five samples from both the fertilized and the unfertilized halves of the field. View the table to see the results of the fertilizer experiment. ***What graph is best to display the data?

Open Ended

In the previous question, why is bar graph incorrect?

Open Ended

You and your lab partner record the following counts of air spaces found in the leaves of a sunflower plant. What is the mean for this data set?

Open Ended

You and your lab partner record the following counts of air spaces found in the leaves of a sunflower plant. What is the standard deviation of this data set?

Open Ended

You and your lab partner record the following counts of air spaces found in the leaves of a sunflower plant. What is the standard error of this data set?